SCOTIA SEA — As we make our three-day trip from the Falkland Islands to South Georgia, we’ve been warned to “Drake-proof” our cabins and ourselves as the waves are starting to build and the side-to-side rocking gets more pronounced.

With all the troubles in the world, it’s easy to forget that for a few weeks in 1982 a squabble over whether it’s Britain or Argentina that owns a small cluster of islands in the southern Atlantic Ocean was headline news.